CAMP LEJEUNE, N.C. (March 15, 2021) Engineman 2nd Class Estrella Martinez with Assault Craft Unit 2 provides security on a M240B machine gun as Beachmaster Unit 2 offloads from Landing Craft Utility 1661 as part of an amphibious assault during Composite Unit Training Exercise (COMPTUEX) at Camp Lejeune, N.C., March 15, 2021. COMPTUEX is a month-long training event designed to test Amphibious Ready Groups and MEUs' capabilities against the full spectrum of military operations. (U.S. Marine Corps photo by 1st Lt. Mark Andries)